1. Japan Kampo Medicine Manufacturers Association Survey of Kampo Medicine Prescription http://www.nikkankyo.org/serv/pdf/jittaichousa2011.pdf
2. Case of pneumonia due to Sho-saiko-to;Tsukiyama;Nihon Kyobu Shikkan Gakkai Zasshi (Jpn. J. Thorac. Dis.),1989
3. Pharmaceutical Affairs Bureau, Ministry of Health and Welfare Shosaikoto and Interstitial Pneumonia. Information on Adverse Drug Reactions, No. 107. March 1991 https://www.jstage.jst.go.jp/article/kampomed1982/45/1/45_1_165/_pdf
4. Pharmaceutical Affairs Bureau, Ministry of Health and Welfare Interferon Alpha Preparations, Shosaikoto, and Interstitial Pneumonia. Information on Adverse Drug Reactions, No. 118. January 1993 https://www.jstage.jst.go.jp/article/kampomed1982/45/1/45_1_165/_pdf
5. Ministry of Health and Welfare Dear Doctor Letter on the Serious ADR “Interstitial Pneumonia” Associated with Treatment with Shosaikoto https://www.jstage.jst.go.jp/article/kampomed1982/46/5/46_5_779/_pdf